naked / default rider 183 cm
Kawasaki Z400 vs Yamaha XJ6 N ergonomics
Kawasaki Z400 and Yamaha XJ6 N land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
Kawasaki Z400
95Comfortable
All contacts reached
Yamaha XJ6 N
95Comfortable
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Rider fit: reaching the ground
The Kawasaki Z400 has a 785 mm seat; the Yamaha XJ6 N sits at 785 mm, within a few millimetres of each other. As a rule of thumb you flat-foot a bike when your inseam roughly matches its seat height: about 79 cm for the Kawasaki Z400 and 79 cm for the Yamaha XJ6 N.
Geometry snapshot
| Spec | Kawasaki Z400 | Yamaha XJ6 N |
|---|---|---|
| Seat height | 785 mm | 785 mm |
| Wheelbase | 1,370 mm | 1,440 mm |
| Wet weight | 168 kg | 205 kg |
| Displacement | 399 cc | 600 cc |
Posture metrics
Knee angle
- Kawasaki Z400
- Sport (61.4 deg)
- Yamaha XJ6 N
- Sport (61.7 deg)
Hip angle
- Kawasaki Z400
- Neutral (93.4 deg)
- Yamaha XJ6 N
- Neutral (91.7 deg)
Elbow angle
- Kawasaki Z400
- Relaxed (143.3 deg)
- Yamaha XJ6 N
- Relaxed (143.3 deg)
Torso lean
- Kawasaki Z400
- Neutral (11.6 deg)
- Yamaha XJ6 N
- Neutral (12.7 deg)